create 'new issue' form

issues/forms.py

@@ -0,0 +1,9 @@
+from django.forms import ModelForm
+
+from .models import Issue
+
+
+class IssueForm(ModelForm):
+    class Meta:
+        model = Issue
+        fields = ['project', 'title', 'text']

issues/templates/issues/index.html

@@ -9,3 +9,5 @@
 {% else %}
     <p>No issues.</p>
 {% endif %}
+
+<p><a href="{% url 'issues:new' %}">Create new issue</a></p>

issues/templates/issues/new.html

@@ -0,0 +1,15 @@
+<h2>Create new issue</h2>
+
+{% if error_message %}<p><strong>{{ error_message }}</strong></p>{% endif %}
+
+<form action="{% url 'issues:new' %}" method="post">
+    {% csrf_token %}
+    <table>
+        {{ form.as_table }}
+        <tr>
+            <td colspan="2">
+                <input type="submit" value="Create issue" />
+            </td>
+        </tr>
+    </table>
+</form>

issues/urls.py

@@ -5,5 +5,6 @@ from . import views
 app_name = 'issues'
 urlpatterns = [
     path('', views.index, name='index'),
+    path('new', views.new, name='new'),
     path('<int:issue_id>/', views.detail, name='detail'),
 ]

issues/views.py

@@ -1,5 +1,7 @@
+from django.http import HttpResponseRedirect
 from django.shortcuts import get_object_or_404, render
 
+from .forms import IssueForm
 from .models import Issue
 
 
@@ -15,3 +17,17 @@ def detail(request, issue_id):
     return render(request, 'issues/detail.html', {
         'issue': issue,
     })
+
+
+def new(request):
+    if request.method == 'POST':
+        form = IssueForm(request.POST)
+        if form.is_valid():
+            new_issue = form.save()
+            return HttpResponseRedirect('/issues/{}'.format(new_issue.id))
+    else:
+        form = IssueForm()
+
+    return render(request, 'issues/new.html', {
+        'form': form,
+    })

projects/models.py

@@ -7,4 +7,4 @@ class Project(models.Model):
     description = models.TextField(blank=True)
 
     def __str__(self):
-        return self.name
+        return '{} - {}'.format(self.project_key, self.name)

projects/urls.py

@@ -5,5 +5,5 @@ from . import views
 app_name = 'projects'
 urlpatterns = [
     path('', views.index, name='index'),
-    path('<str:project_key>/', views.view, name='view'),
+    path('<project_key>/', views.view, name='view'),
 ]